Description
Stack consumption vulnerability in D-Bus (aka DBus) before 1.4.1 allows local users to cause a denial of service (daemon crash) via a message containing many nested variants.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | dbus | 1.2.24-4 | — |
| Debian 13 | dbus | 1.2.24-4 | — |
| Debian 12 | dbus | 1.2.24-4 | — |
| Debian 5.0 | dbus | 1.2.1-5+lenny2 | DSA-2149-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | dbus +4 | 1:1.2.24-4.el6_0 | RHSA-2011:0376 |
| RHEL 5 | dbus +3 | 1.1.2-15.el5_6 | RHSA-2011:0376 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | dbus-1 | 1.10.12-2.1 | openSUSE-SU-2024:10517-1 |
Advisories 3
- RHSA-2011:0376 Red Hat Security Advisory: dbus security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2149-1 dbus - denial of service Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10517-1 dbus-1-1.10.12-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- ADV-2011-0178 vdb-entry
- [oss-security] 20101216 CVE Request -- D-BUS -- Stack frame overflow by validating message with excessive number of nested variants mailing-list
- openSUSE-SU-2012:1418 vendor-advisory
- FEDORA-2010-19166 vendor-advisory
- http://cgit.freedesktop.org/dbus/dbus/commit/?id=7d65a3a6ed8815e34a99c680ac3869fde49dbbd4
- http://www.remlab.net/op/dbus-variant-recursion.shtml
- 42911 third-party-advisory
- [oss-security] 20101221 Re: Re: CVE Request -- D-BUS -- Stack frame overflow by validating message with excessive number of nested variants mailing-list
- 42580 third-party-advisory
- 42960 third-party-advisory
- DSA-2149 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=663673
- 45377 vdb-entry
- SUSE-SR:2011:004 vendor-advisory
- USN-1044-1 vendor-advisory
- https://bugs.freedesktop.org/show_bug.cgi?id=32321
- ADV-2011-0464 vdb-entry
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- ADV-2011-0161 vdb-entry
- ADV-2010-3325 vdb-entry
- 42760 third-party-advisory
- [oss-security] 20101216 Re: CVE Request -- D-BUS -- Stack frame overflow by validating message with excessive number of nested variants mailing-list